05/16/16

sin (x) = 0.3, if x and y are complementary, what is cos (y)
sin (x) = 0.3, if x and y are complementary, what is cos (y)
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05/16/16

A fair die is cast 4 times. Calculate the probability of obtaining exactly two 6's.?
Round to the nearest tenth of the percentage
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05/03/16

find the equation of the line through the point (3,5) that cuts off the least area from the first quadrant.
find the equation of the line through the point (3,5) that cuts off the least area from the first quadrant.
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04/13/16

Length of the side of the original Square
It's the size of a square or decreased by 2 inches, the area is decreased by 36 in.² what was the length of a side of the original square?
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04/13/16

Please help i am on a life or death dead line
The height h in feet of the ball kicked into the air can be modeled by h=-16t^2 + 48t, where t is time in seconds. Find the time it takes the ball to reach 36 feet above groun
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04/01/16

Question is in the description.
Involves The quadratic Formula, I know how to use this formula i just need to know how to get to that point. Question: A rectangular garden has dimensions of 20 feet by 15 feet. A gravel path of... more
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02/25/16

If you are dealt two cards successively from a standard 52 card deck
, with replacement, what is the probability of drawing a face card second given a face card was drawn first?
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01/13/16

How much interest will Tom earn if he invests $15000 in a savings account that is compounded annually at a rate of 4.5% for 6 years
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01/11/16

Need help with math question?
One box of Swiss Miss Cocoa Mix weighs 0.385 kg, but 39 grams of this weight is the packaging. Find the actual weight of the cocoa in 8 boxes.
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01/07/16

A plant nursery is growing a tree
A plant nursery is growing a tree that is 3 ft tall and grows at an average rate of 1 ft per year. Another tree at the nursery is 4 ft tall and grows at an average rate of 0.5 ft per year. After... more
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01/07/16

Sydney scale diagram, scale factor question
Sydney drew a scale diagram of a circular fire pit in the center of a circular patio with an actual circumference of 15 m. The circle containing the fire pit is a reduction of the circular patio,... more
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01/05/16

Identify the slope and y-intercept and explain what they represent (see below)
A storm moves at a rate of 8 miles per hour. It is 200 miles away from Freeport and headed directly for this town . The equation y=200-8x can be used to represent this function.
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01/05/16

Write an equation for this function and identify the slope and y-intercept. (see below)
A different telephone plan includes a monthly payment of $50 plus a charge of $0.05 per minute for calls.
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01/05/16

What number will the x-coordination always be in the ordered pair that identifies the y-intercept?
Please explain the answer.
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01/05/16

if one phone plan is y=.10x+25 and the other is y=.5x+20 how many minutes will they have the same cost
if one phone plan is y=.10x+25 and the other is y=.5x+20 how many minutes will they have the same cost
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01/04/16

Of the 33 students in class, 8 ade blonde. What is the ratio of students who are NOT blonde to total students?
I don't know. My brain is next up
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01/03/16

Calc Question
for what values of x is the curve f(x)=1/(X2+1) increasing and concave down?
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01/02/16

Tammy working alone could clean one half the area in one hour Melissa working alone could clean one third of the area in one hour if they work together how long
Math word problem
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01/02/16

Tom takes 1/4 of a second to run 1/6 yards and Diane ran 1/5 yards in 1/3 of a second of they continued to run at the same time who would get to 30 yards first
 marathon
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01/02/16

Could someone give me some help with this Please!!!!!
I'M LOST ON THIS PROBLEM COULD SOMEONE PLEASE HELP ME !!!!!!!I THINK I UNCOVERED ONE ANSWER, I'M STUCK ON THE OTHERS!!!!! In a test of the effectiveness of garlic for lowering cholesterol, 49... more
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01/01/16

What the answer to 2,3 and y=x+4
what is the answer to 2,3 and y=x+4 in the terms of parallel lines? Find the equation of line passing through the given point and parallel to the given equation. 
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12/30/15

Finding unknown values and solving Q(x) = x^3 - 6x^2 + ax + b
Question: The polynomial Q(x) = x^3 - 6x^2 + ax + b has one zero (1 - i√5), where a and b are real. Find the values of a and b and solve the equation for Q(x) = 0. Note that 'i' represents the... more
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12/28/15

the money a person earns is directly proportional to the time worked. if a person earns $100 for 5 hours of work, how much would she or he earn for 18 hours
 I don't get it
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12/28/15

A standard normal probability distributions
Using a standard normal probability distributions characteristics please calculate the area (present a drawing as well) (a) between z = 0 and z = 0.78 (b) between z = -0.56 and z = 0 (c) between z... more
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12/26/15

word problem
A survey of 78 college students was taken to detemine the musical styles they liked. Of those, 37 students listened to rock, 33 to classical, and 32 to jazz. Also, 16 students listened to rock and... more
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